How can I add the new “Floating Action Button” between two widgets/layouts

Question

I guess you have seen the new Android design guidelines, with the new \"Floating Action Button\" a.k.a \"FAB\"

For instance this pink button:

Answer 1

Best practice:

• Add compile 'com.android.support:design:25.0.1' to gradle file
• Use CoordinatorLayout as root view.
• Add layout_anchorto the FAB and set it to the top view
• Add layout_anchorGravity to the FAB and set it to: bottom|right|end